JAJSJH4D december   2010  – september 2020 BQ24133

PRODUCTION DATA  

  1.   1
  2. 特長
  3. アプリケーション
  4. 概要
  5. Revision History
  6. Description (continued)
  7. Device Comparison Table
  8. Pin Configuration and Functions
    1.     Pin Functions
  9. Specifications
    1. 8.1 Absolute Maximum Ratings
    2. 8.2 ESD Ratings
    3. 8.3 Recommended Operating Conditions
    4. 8.4 Thermal Information
    5. 8.5 Electrical Characteristics
    6. 8.6 Typical Characteristics
  10. Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1  Battery Voltage Regulation
      2. 9.3.2  Battery Current Regulation
      3. 9.3.3  Battery Precharge Current Regulation
      4. 9.3.4  Input Current Regulation
      5. 9.3.5  Charge Termination, Recharge, And Safety Timers
      6. 9.3.6  Power Up
      7. 9.3.7  Input Undervoltage Lockout (UVLO)
      8. 9.3.8  Input Overvoltage/Undervoltage Protection
      9. 9.3.9  Enable and Disable Charging
      10. 9.3.10 System Power Selector
      11. 9.3.11 Converter Operation
      12. 9.3.12 Automatic Internal Soft-Start Charger Current
      13. 9.3.13 Charge Overcurrent Protection
      14. 9.3.14 Charge Undercurrent Protection
      15. 9.3.15 Battery Detection
        1. 9.3.15.1 Example
      16. 9.3.16 Battery Short Protection
      17. 9.3.17 Battery Overvoltage Protection
      18. 9.3.18 Temperature Qualification
      19. 9.3.19 MOSFET Short Circuit and Inductor Short Circuit Protection
      20. 9.3.20 Thermal Regulation and Shutdown Protection
      21. 9.3.21 Timer Fault Recovery
      22. 9.3.22 Charge Status Outputs
    4. 9.4 Device Functional Modes
  11. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Inductor Selection
        2. 10.2.2.2 Input Capacitor
        3. 10.2.2.3 Output Capacitor
        4. 10.2.2.4 Input Filter Design
        5. 10.2.2.5 Input ACFET and RBFET Selection
        6. 10.2.2.6 Inductor, Capacitor, and Sense Resistor Selection Guidelines
      3. 10.2.3 Application Curve
    3. 10.3 System Examples
  12. 11Power Supply Recommendations
  13. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Examples
  14. 13Device and Documentation Support
    1. 13.1 Device Support
      1. 13.1.1 サード・パーティ製品に関する免責事項
    2. 13.2 ドキュメントの更新通知を受け取る方法
    3. 13.3 サポート・リソース
    4. 13.4 Trademarks
    5. 13.5 静電気放電に関する注意事項
    6. 13.6 用語集
  15. 14Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ(パッケージ|ピン)
サーマルパッド・メカニカル・データ
発注情報

Electrical Characteristics

4.5 V ≤ V(PVCC, AVCC) ≤ 17 V, –40°C < TJ + 125°C, typical values are at TA = 25°C, with respect to AGND (unless otherwise noted)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
OPERATING CONDITIONS
VAVCC_OPAVCC input voltage operating range during charging4.517V
QUIESCENT CURRENTS
IBATBattery discharge current (sum of currents into AVCC, PVCC, ACP, ACN)VAVCC > VUVLO, VSRN > VAVCC (SLEEP), TJ = 0°C to 85°C15µA
BTST, SW, SRP, SRN, VAVCC > VUVLO, VAVCC > VSRN, ISET < 40 mV, VBAT=12.6 V, Charge disabled25
BTST, SW, SRP, SRN, VAVCC > VUVLO, VAVCC > VSRN, ISET > 120 mV, VBAT=12.6 V, Charge done25
IACAdapter supply current (sum of current into AVCC,ACP, ACN)VAVCC > VUVLO, VAVCC > VSRN, ISET < 40 mV, VBAT=12.6 V, Charge disabled1.21.5mA
VAVCC > VUVLO, VAVCC > VSRN, ISET > 120 mV, Charge enabled, no switching2.55
VAVCC > VUVLO, VAVCC > VSRN, ISET > 120 mV, Charge enabled, switching15(2)
CHARGE VOLTAGE REGULATION
VBAT_REGSRN regulation voltageCELL to AGND, 1 cell, measured on SRN4.2V
CELL floating, 2 cells, measured on SRN8.4V
CELL to VREF, 3 cells, measured on SRN12.6V
Charge voltage regulation accuracyTJ = 0°C to 85°C–0.5%0.5%
TJ = –40°C to 125°C-0.7%0.7%
CURRENT REGULATION – FAST CHARGE
VISETISET Voltage RangeRSENSE = 10 mΩ0.120.5V
KISETCharge Current Set Factor (Amps of Charge Current per Volt on ISET pin)RSENSE = 10 mΩ5A/V
Charge Current Regulation AccuracyVSRP-SRN = 40 mV–5%5%
VSRP-SRN = 20 mV–8%8%
VSRP-SRN = 5 mV–25%25%
VISET_CDCharge Disable ThresholdISET falling4050mV
VISET_CECharge Enable ThresholdISET rising100120mV
IISETLeakage Current into ISETVISET = 2 V100nA
INPUT CURRENT REGULATION
KDPMInput DPM Current Set Factor (Amps of Input Current per Volt on ACSET)RSENSE = 20 mΩ2.5A/V
Input DPM Current Regulation AccuracyVACP-ACN = 80 mV–6%6%
VACP-ACN = 40 mV–10%10%
VACP-ACN = 20 mV–15%15%
VACP-ACN = 5 mV–20%20%
IACSETLeakage Current into ACSET pinVACSET = 2 V100nA
CURRENT REGULATION – PRECHARGE
KIPRECHGPrecharge current set factorPercentage of fast charge current10%(1)
Precharge current regulation accuracyVSRP-SRN = 4 mV–25%25%
VSRP-SRN = 2 mV–40%40%
CHARGE TERMINATION
KTERMTermination current set factorPercentage of fast charge current10%(1)
Termination current regulation accuracyVSRP-SRN = 4 mV–25%25%
VSRP-SRN = 2 mV–40%40%
tTERM_DEGDeglitch time for termination (both edges)100ms
tQUALTermination qualification timeVSRN > VRECH and ICHG < ITERM250ms
IQUALTermination qualification currentDischarge current once termination is detected2mA
INPUT UNDERVOLTAGE LOCKOUT COMPARATOR (UVLO)
VUVLOAC undervoltage rising thresholdMeasure on AVCC3.43.63.8V
VUVLO_HYSAC undervoltage hysteresis, fallingMeasure on AVCC300mV
SLEEP COMPARATOR (REVERSE DISCHARGING PROTECTION)
VSLEEPSLEEP mode thresholdVAVCC – VSRN falling5090150mV
VSLEEP_HYSSLEEP mode hysteresisVAVCC – VSRN rising200mV
tSLEEP_FALL_CDSLEEP deglitch to disable chargeVAVCC – VSRN falling1ms
tSLEEP_FALL_FETOFFSLEEP deglitch to turn off input FETsVAVCC – VSRN falling5ms
tSLEEP_FALLDeglitch to enter SLEEP mode, disable VREF and enter low quiescent modeVAVCC – VSRN falling100ms
tSLEEP_PWRUPDeglitch to exit SLEEP mode, and enable VREFVAVCC – VSRN rising30ms
ACN-SRN COMPARATOR
VACN-SRNThreshold to turn on BATFETVACN-SRN falling150220300mV
VACN-SRN_HYSHysteresis to turn off BATFETVACN-SRN rising100mV
tBATFETOFF_DEGDeglitch to turn on BATFETVACN-SRN falling2ms
tBATFETON_DEGDeglitch to turn off BATFETVACN-SRN rising50µs
BAT LOWV COMPARATOR
VLOWVPrecharge to fast charge transitionCELL to AGND, 1 cell, measure on SRN2.872.92.93V
CELL floating, 2 cells, measure on SRN5.745.85.86
CELL to VREF, 3 cells, measure on SRN8.618.78.79
VLOWV_HYSFast charge to precharge hysteresisCELL to AGND, 1 cell, measure on SRN200mV
CELL floating, 2 cells, measure on SRN400
CELL to VREF, 3 cells, measure on SRN600
tpre2fasVLOWV rising deglitchDelay to start fast charge current25ms
tfast2preVLOWV falling deglitchDelay to start precharge current25ms
RECHARGE COMPARATOR
VRECHGRecharge Threshold, below regulation voltage limit, VBAT_REG-VSRNCELL to AGND, 1 cell, measure on SRN70100130mV
CELL floating, 2 cells, measure on SRN140200260
CELL to VREF, 3 cells, measure on SRN210300390
tRECH_RISE_DEGVRECHG rising deglitchSRN decreasing below VRECHG10ms
tRECH_FALL_DEGVRECHG falling deglitchSRN increasing above VRECHG10ms
BAT OVERVOLTAGE COMPARATOR
VOV_RISEOvervoltage rising thresholdAs percentage of VBAT_REG104%
VOV_FALLOvervoltage falling thresholdAs percentage of VSRN102%
INPUT OVERVOLTAGE COMPARATOR (ACOV)
VACOVAC Overvoltage Rising Threshold to turn off ACFETOVPSET rising1.551.61.65V
VACOV_HYSAC overvoltage falling hysteresisOVPSET falling50mV
tACOV_RISE_DEGAC Overvoltage Rising Deglitch to turn off ACFET and Disable ChargeOVPSET rising1µs
tACOV_FALL_DEGAC Overvoltage Falling Deglitch to turn on ACFETOVPSET falling30ms
INPUT UNDERVOLTAGE COMPARATOR (ACUV)
VACUVAC Undervoltage Falling Threshold to turn off ACFETOVPSET falling0.450.50.55V
VACUV_HYSAC Undervoltage Rising HysteresisOVPSET rising100mV
tACOV_FALL_DEGAC Undervoltage Falling Deglitch to turn off ACFET and Disable ChargeOVPSET falling1µs
tACOV_RISE_DEGAC Undervoltage Rising Deglitch to turn on ACFETOVPSET rising30ms
THERMAL REGULATION
TJ_REGJunction Temperature Regulation AccuracyISET > 120 mV, Charging120°C
THERMAL SHUTDOWN COMPARATOR
TSHUTThermal shutdown rising temperatureTemperature rising150°C
TSHUT_HYSThermal shutdown hysteresisTemperature falling20°C
tSHUT_RISE_DEGThermal shutdown rising deglitchTemperature rising100µs
tSHUT_FALL_DEGThermal shutdown falling deglitchTemperature falling10ms
THERMISTOR COMPARATOR
VLTFCold Temperature Threshold, TS pin Voltage Rising ThresholdCharger suspends charge. As percentage to VVREF72.5%73.5%74.5%
VLTF_HYSCold Temperature Hysteresis, TS pin Voltage FallingAs percentage to VVREF0.2%0.4%0.6%
VHTFHot Temperature TS pin voltage rising ThresholdAs percentage to VVREF46.6%47.2%48.8%
VTCOCut-off Temperature TS pin voltage falling ThresholdAs percentage to VVREF44.2%44.7%45.2%
tTS_CHG_SUSDeglitch time for Temperature Out of Range DetectionVTS > VLTF, or VTS < VTCO, or
VTS < VHTF
20ms
tTS_CHG_RESUMEDeglitch time for Temperature in Valid Range DetectionVTS < VLTF – VLTF_HYS or VTS >VTCO, or VTS > VHTF400ms
CHARGE OVERCURRENT COMPARATOR (CYCLE-BY-CYCLE)
VOCP_CHRGCharge Overcurrent Rising Threshold, VSRP > 2.2 VCurrent as percentage of fast charge current160%
VOCP_MINCharge Overcurrent Limit Min, VSRP < 2.2 VMeasure VSRP-SRN45mV
VOCP_MAXCharge Overcurrent Limit Max, VSRP > 2.2 VMeasure VSRP-SRN75mV
HSFET OVERCURRENT COMPARATOR (CYCLE-BY-CYCLE)
IOCP_HSFETCurrent limit on HSFETMeasure on HSFET6A
CHARGE UNDERCURRENT COMPARATOR (CYCLE-BY-CYCLE)
VUCPCharge undercurrent falling thresholdMeasure on V(SRP-SRN)159mV
BAT SHORT COMPARATOR
VBATSHTBattery short falling thresholdMeasure on SRN2V
VBATSHT_HYSBattery short rising hysteresisMeasure on SRN200mV
tBATSHT_DEGDeglitch on both edges1µs
VBATSHTCharge Current during BATSHORTPercentage of fast charge current10%(1)
VREF REGULATOR
VVREF_REGVREF regulator voltageVAVCC > VUVLO, No load3.2673.33.333V
IVREF_LIMVREF current limitVVREF = 0 V, VAVCC > VUVLO3590mA
REGN REGULATOR
VREGN_REGREGN regulator voltageVAVCC > 10 V, ISET > 120 mV5.766.3V
IREGN_LIMREGN current limitVREGN = 0 V, VAVCC > 10 v, ISET > 120 mV40120mA
TTC INPUT
tprechrgPrecharge Safety TimerPrecharge time before fault occurs162018001980s
tfastchrgFast Charge Timer RangeTchg=CTTC*KTTC110hr
Fast Charge Timer Accuracy–10%10%
KTTCTimer Multiplier5.6min/nF
VTTC_LOWTTC Low ThresholdTTC falling0.4V
ITTCTTC Source/Sink Current455055µA
VTTC_OSC_HITTC oscillator high threshold1.5V
VTTC_OSC_LOTTC oscillator low threshold1V
BATTERY SWITCH (BATFET) DRIVER
RDS_BAT_OFFBATFET Turnoff ResistanceVAVCC > 5 V100Ω
RDS_BAT_ONBATFET Turnon ResistanceVAVCC > 5 V20
VBATDRV_REGBATFET Drive VoltageVBATDRV_REG =VACN - VBATDRV when VAVCC > 5 V and BATFET is on4.27V
tBATFET_DEGBATFET Power-up Delay to turn off BATFET after adapter is detected30ms
AC SWITCH (ACFET) DRIVER
IACFETACDRV Charge Pump Current LimitVACDRV - VCMSRC = 5 V60µA
VACDRV_REGGate Drive Voltage on ACFETVACDRV - VCMSRC when VAVCC > VUVLO4.26V
RACDRV_LOADMaximum load between ACDRV and CMSRC500
AC/BAT SWITCH DRIVER TIMING
tDRV_DEADDriver Dead TimeDead Time when switching between ACFET and BATFET10µs
BATTERY DETECTION
tWAKEWake timerMax time charge is enabled500ms
IWAKEWake currentRSENSE = 10 mΩ50125200mA
tDISCHARGEDischarge timerMax time discharge current is applied1s
IDISCHARGEDischarge current8mA
IFAULTFault current after a time-out fault2mA
VWAKEWake threshold with respect to VREG To detect battery absent during WAKEMeasure on SRN100mV/cell
VDISCHDischarge Threshold to detect battery absent during dischargeMeasure on SRN2.9V/cell
INTERNAL PWM
fswPWM Switching Frequency136016001840kHz
tSW_DEADDriver Dead Time(2)Dead time when switching between LSFET and HSFET no load30ns
RDS_HIHigh-Side MOSFET ON-ResistanceVBTST – VSW = 4.5 V80150
RDS_LOLow-Side MOSFET ON-Resistance95160
VBTST_REFRESHBootstrap Refresh Comparator Threshold VoltageVBTST – VSW when low-side refresh pulse is requested, VAVCC = 4.5 V3V
VBTST – VSW when low-side refresh pulse is requested, VAVCC > 6 V4
INTERNAL SOFT START (8 steps to regulation current ICHG)
SS_STEPSoft start steps8step
TSS_STEPSoft start step time1.63ms
CHARGER SECTION POWER-UP SEQUENCING
tCE_DELAYDelay from ISET above 120 mV to start charging battery1.5s
INTEGRATED BTST DIODE
VFForward Bias VoltageIF=120 mA at 25°C0.85V
VRReverse breakdown voltageIR=2 µA at 25°C20V
LOGIC IO PIN CHARACTERISTICS
VOUT_LOSTAT Output Low Saturation VoltageSink Current = 5 mA0.5V
VCELL_LOCELL pin input low threshold, 1 cellCELL pin voltage falling edge0.5V
VCELL_MIDCELL pin input mid threshold, 2 cellsCELL pin voltage rising for MIN, falling for MAX0.81.8V
VCELL_HICELL pin input high threshold, 3 cellsCELL pin voltage rising edge2.5V
The minimum current is 120 mA on 10 mΩ sense resistor.
Specified by design.